English verb conjugation MUST EXTEND

Regular verb: extend - extended - extended

Affirmation

Simple form

I must extend
you must extend
she must extend
we must extend
you must extend
they must extend

V-ing form

I must be extending
you must be extending
she must be extending
we must be extending
you must be extending
they must be extending

Perfect

I must have extended
you must have extended
she must have extended
we must have extended
you must have extended
they must have extended

V-ing perfect

I must have been extending
you must have been extending
she must have been extending
we must have been extending
you must have been extending
they must have been extending

Negation

Simple form

I mustn't extend
you mustn't extend
she mustn't extend
we mustn't extend
you mustn't extend
they mustn't extend

V-ing form

I mustn't be extending
you mustn't be extending
she mustn't be extending
we mustn't be extending
you mustn't be extending
they mustn't be extending

Perfect

I mustn't have extended
you mustn't have extended
she mustn't have extended
we mustn't have extended
you mustn't have extended
they mustn't have extended

V-ing perfect

I mustn't have been extending
you mustn't have been extending
she mustn't have been extending
we mustn't have been extending
you mustn't have been extending
they mustn't have been extending

Interrogative form

Simple form

must I extend?
must you extend?
must she extend?
must we extend?
must you extend?
must they extend?

V-ing form

must I be extending?
must you be extending?
must she be extending?
must we be extending?
must you be extending?
must they be extending?

Perfect

must I have extended?
must you have extended?
must she have extended?
must we have extended?
must you have extended?
must they have extended?

V-ing perfect

must I have been extending?
must you have been extending?
must she have been extending?
must we have been extending?
must you have been extending?
must they have been extending?

Interro-negative form

Simple form

mustn't I extend?
mustn't you extend?
mustn't she extend?
mustn't we extend?
mustn't you extend?
mustn't they extend?

V-ing form

mustn't I be extending?
mustn't you be extending?
mustn't she be extending?
mustn't we be extending?
mustn't you be extending?
mustn't they be extending?

Perfect

mustn't I have extended?
mustn't you have extended?
mustn't she have extended?
mustn't we have extended?
mustn't you have extended?
mustn't they have extended?

V-ing perfect

mustn't I have been extending?
mustn't you have been extending?
mustn't she have been extending?
mustn't we have been extending?
mustn't you have been extending?
mustn't they have been extending?

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